Programming Reminder: Countdown to UFC 189: Mendes vs. McGregor premieres tonight at 8:30 p.m. ET on Fox Sports 1

UFC 189 will take place on Saturday and will be headlined by two title fights as Chad Mendes meets Conor McGregor for the interim featherweight title and welterweight champion Robbie Lawler makes his first title defense against Rory MacDonald.UFC 189 New

Coming up tonight, the Countdown to UFC 189: Mendes vs. McGregor will premiere on Fox Sports 1 at 8:30 p.m. ET/5:30 p.m. PT and will preview both title fights on the pay-per-view.

Check out a preview of the Countdown to UFC 189 show below and the full show will be posted online by the UFC following the premiere tonight.